Swab



FIG. 1 is a perspective view of a swab;

FIG. 2 is a front view of the swab;

FIG. 3 is a rear view of the swab;

FIG. 4 is a top view of the swab;

FIG. 5 is a bottom view of the swab;

FIG. 6 is a left-side view of the swab;

FIG. 7 is a right-side view of the swab; and,

FIG. 8 is a closeup side view of a top head portion of the swab.

CLAIM The ornamental design for a swab, as shown and described.